248568740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1775491}}^1$

素因数の和:1775507

約数の個数: 24

約数和(自身を含む): 596565312

約数和(自身を除く): 347996572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1775491, 3550982, 7101964, 8877455, 12428437, 17754910, 24856874, 35509820, 49713748, 62142185, 124284370, 248568740]

約数ペア:

[(1, 248568740), (2, 124284370), (4, 62142185), (5, 49713748), (7, 35509820), (10, 24856874), (14, 17754910), (20, 12428437), (28, 8877455), (35, 7101964), (70, 3550982), (140, 1775491)]